AD8197

Preliminary Technical Data

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TABLE OF CONTENTS

Features .............................................................................................. 1

Applications....................................................................................... 1

Functional Block Diagram .............................................................. 1

Typical Application........................................................................... 1

General Description ......................................................................... 1

Product Highlights ........................................................................... 1

Specifications..................................................................................... 3

Absolute Maximum Ratings............................................................ 5

Thermal Resistance ...................................................................... 5

Maximum Power Dissipation ..................................................... 5

ESD Caution.................................................................................. 5

Pin Configuration and Function Descriptions............................. 6

Typical Performance Characteristics ............................................. 9

Theory of Operation ...................................................................... 13

Introduction ................................................................................ 13

Input Channels............................................................................ 13

Output Channels ........................................................................ 13

High Speed (TMDS) Switching Modes ................................... 14

Auxiliary Switch.......................................................................... 14

Auxiliary (Low Speed) Switching Modes ................................ 15

Serial Control Interface.................................................................. 16

Reset ............................................................................................. 16

Write Procedure.......................................................................... 16

Read Procedure........................................................................... 17

Switching/Update Delay ............................................................ 17

Parallel Control Interface .............................................................. 18

Serial Interface Configuration Registers ..................................... 19

High Speed Device Modes Register......................................... 19

Auxiliary Device Modes Register............................................. 20

Receiver Settings Register ......................................................... 22

Input Termination Pulse Register 1 and Register 2 ............... 22

Receive Equalizer Register 1 and Register 2 ........................... 22

Transmitter Settings Register.................................................... 22

Parallel Interface Configuration Registers .................................. 23

High Speed Device Modes Register......................................... 23

Auxiliary Device Modes Register............................................. 23

Receiver Settings Register ......................................................... 24

Input Termination Pulse Register 1 and Register 2 ............... 24

Receive Equalizer Register 1 and Register 2 ........................... 24

Transmitter Settings Register.................................................... 24

Application Information................................................................ 25

Pinout........................................................................................... 25

Cable Lengths and Equalization............................................... 25

PCB Layout Guidelines.............................................................. 26

Outline Dimensions ....................................................................... 30

Ordering Guide .......................................................................... 30